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【单选题】
当在一个报表中列出学生3门课a，b，c的成绩时，若要对每位学生计算3门课的平均成绩，只要设置新添计算控件的控制源为A.
'=a+b+c/3'
B.
'(a+b+c) /3'
C.
'=(a+b+c) /3'
D.
以上表达式均错
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举一反三
【单选题】The dialect which is influenced by social status is
A.
regional dialect.
B.
idiolect
C.
sociolect.
D.
ethnic dialect.
【简答题】一般情况下,模板可分为两部分,一部分是在基于模板创建的文档中不能编辑的区域,称为( );另外一部分是在基于模板创建的文档中可以编辑的区域,称为( )。
【单选题】Standard dialect is ______________.
A.
designated as the official or national language of a country
B.
a dialect a child acquires naturally like his regional dialect
C.
used by people who speak different languages for restricted purpose
D.
used by people who belong to the higher social status
【单选题】Standard dialect is _____.
A.
a dialect a child acquires naturally like his regional dialect.
B.
designated as the official or national language of a country.
C.
used by people who speak different languages for restricted purpose.
D.
used by people who belong to higher social status.
【判断题】Nanjing dialect (Nankinese) in the history of the long-term is China's official language.
A.
正确
B.
错误
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